{
volScalarField alphaEff_0_125("alphaEff_0_125",turbulence->nu()/Pr_0_125);

fvScalarMatrix TEqn_0_125
(
fvm::ddt(T_0_125)
+ fvm::div(phi, T_0_125)
- fvm::laplacian(alphaEff_0_125, T_0_125)
+ U.component(0)*gamma_0_125     //if your flow is periodic in y or z directions, e.g. component(1) or  //component(2).
);

TEqn_0_125.solve();
}
